| 1 | /**@file |
| 2 | @brief Test baudrate calculator code |
| 3 | |
| 4 | @author Thomas Jarosch |
| 5 | */ |
| 6 | |
| 7 | /*************************************************************************** |
| 8 | * * |
| 9 | * This program is free software; you can redistribute it and/or modify * |
| 10 | * it under the terms of the GNU Lesser General Public License * |
| 11 | * version 2.1 as published by the Free Software Foundation; * |
| 12 | * * |
| 13 | ***************************************************************************/ |
| 14 | |
| 15 | #include <ftdi.h> |
| 16 | |
| 17 | #define BOOST_TEST_DYN_LINK |
| 18 | #include <boost/test/unit_test.hpp> |
| 19 | #include <boost/foreach.hpp> |
| 20 | #include <map> |
| 21 | |
| 22 | using namespace std; |
| 23 | |
| 24 | extern "C" int convert_baudrate_UT_export(int baudrate, struct ftdi_context *ftdi, |
| 25 | unsigned short *value, unsigned short *index); |
| 26 | |
| 27 | /// Basic initialization of libftdi for every test |
| 28 | class BaseFTDIFixture |
| 29 | { |
| 30 | protected: |
| 31 | ftdi_context *ftdi; |
| 32 | |
| 33 | public: |
| 34 | BaseFTDIFixture() |
| 35 | : ftdi(NULL) |
| 36 | { |
| 37 | ftdi = ftdi_new(); |
| 38 | } |
| 39 | |
| 40 | ~BaseFTDIFixture() |
| 41 | { |
| 42 | delete ftdi; |
| 43 | ftdi = NULL; |
| 44 | } |
| 45 | }; |
| 46 | |
| 47 | BOOST_FIXTURE_TEST_SUITE(Baudrate, BaseFTDIFixture) |
| 48 | |
| 49 | /// Helper class to store the convert_baudrate_UT_export result |
| 50 | struct calc_result |
| 51 | { |
| 52 | int actual_baudrate; |
| 53 | unsigned short expected_value; |
| 54 | unsigned short expected_index; |
| 55 | |
| 56 | calc_result(int actual, int my_value, int my_index) |
| 57 | : actual_baudrate(actual) |
| 58 | , expected_value(my_value) |
| 59 | , expected_index(my_index) |
| 60 | { |
| 61 | } |
| 62 | |
| 63 | calc_result() |
| 64 | : actual_baudrate(0) |
| 65 | , expected_value(0) |
| 66 | , expected_index(0) |
| 67 | { |
| 68 | } |
| 69 | }; |
| 70 | |
| 71 | /** |
| 72 | * @brief Test convert_baudrate code against a list of baud rates |
| 73 | * |
| 74 | * @param baudrates Baudrates to check |
| 75 | **/ |
| 76 | static void test_baudrates(ftdi_context *ftdi, const map<int, calc_result> &baudrates) |
| 77 | { |
| 78 | typedef std::pair<int, calc_result> baudrate_type; |
| 79 | BOOST_FOREACH(const baudrate_type &baudrate, baudrates) |
| 80 | { |
| 81 | unsigned short calc_value = 0, calc_index = 0; |
| 82 | int calc_baudrate = convert_baudrate_UT_export(baudrate.first, ftdi, &calc_value, &calc_index); |
| 83 | |
| 84 | const calc_result *res = &baudrate.second; |
| 85 | |
| 86 | // Aid debugging since this test is a generic function |
| 87 | BOOST_CHECK_MESSAGE(res->actual_baudrate == calc_baudrate && res->expected_value == calc_value && res->expected_index == calc_index, |
| 88 | "\n\nERROR: baudrate calculation failed for --" << baudrate.first << " baud--. Details below: "); |
| 89 | |
| 90 | BOOST_CHECK_EQUAL(res->actual_baudrate, calc_baudrate); |
| 91 | BOOST_CHECK_EQUAL(res->expected_value, calc_value); |
| 92 | BOOST_CHECK_EQUAL(res->expected_index, calc_index); |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | BOOST_AUTO_TEST_CASE(TypeAMFixedBaudrates) |
| 97 | { |
| 98 | ftdi->type = TYPE_AM; |
| 99 | |
| 100 | map<int, calc_result> baudrates; |
| 101 | baudrates[300] = calc_result(300, 10000, 0); |
| 102 | baudrates[600] = calc_result(600, 5000, 0); |
| 103 | baudrates[600] = calc_result(600, 5000, 0); |
| 104 | baudrates[1200] = calc_result(1200, 2500, 0); |
| 105 | baudrates[2400] = calc_result(2400, 1250, 0); |
| 106 | baudrates[4800] = calc_result(4800, 625, 0); |
| 107 | baudrates[9600] = calc_result(9600, 16696, 0); |
| 108 | baudrates[19200] = calc_result(19200, 32924, 0); |
| 109 | baudrates[38400] = calc_result(38400, 49230, 0); |
| 110 | baudrates[57600] = calc_result(57554, 49204, 0); |
| 111 | baudrates[115200] = calc_result(115385, 26, 0); |
| 112 | baudrates[230400] = calc_result(230769, 13, 0); |
| 113 | baudrates[460800] = calc_result(461538, 16390, 0); |
| 114 | baudrates[921600] = calc_result(923077, 32771, 0); |
| 115 | |
| 116 | test_baudrates(ftdi, baudrates); |
| 117 | } |
| 118 | |
| 119 | BOOST_AUTO_TEST_CASE(TypeBMFixedBaudrates) |
| 120 | { |
| 121 | ftdi->type = TYPE_BM; |
| 122 | |
| 123 | map<int, calc_result> baudrates; |
| 124 | baudrates[300] = calc_result(300, 10000, 0); |
| 125 | baudrates[600] = calc_result(600, 5000, 0); |
| 126 | baudrates[600] = calc_result(600, 5000, 0); |
| 127 | baudrates[1200] = calc_result(1200, 2500, 0); |
| 128 | baudrates[2400] = calc_result(2400, 1250, 0); |
| 129 | baudrates[4800] = calc_result(4800, 625, 0); |
| 130 | baudrates[9600] = calc_result(9600, 16696, 0); |
| 131 | baudrates[19200] = calc_result(19200, 32924, 0); |
| 132 | baudrates[38400] = calc_result(38400, 49230, 0); |
| 133 | baudrates[57600] = calc_result(57554, 49204, 0); |
| 134 | baudrates[115200] = calc_result(115385, 26, 0); |
| 135 | baudrates[230400] = calc_result(230769, 13, 0); |
| 136 | baudrates[460800] = calc_result(461538, 16390, 0); |
| 137 | baudrates[921600] = calc_result(923077, 32771, 0); |
| 138 | |
| 139 | test_baudrates(ftdi, baudrates); |
| 140 | } |
| 141 | |
| 142 | BOOST_AUTO_TEST_CASE(Type2232CFixedBaudrates) |
| 143 | { |
| 144 | ftdi->type = TYPE_2232C; |
| 145 | |
| 146 | map<int, calc_result> baudrates; |
| 147 | baudrates[300] = calc_result(300, 10000, 1); |
| 148 | baudrates[600] = calc_result(600, 5000, 1); |
| 149 | baudrates[600] = calc_result(600, 5000, 1); |
| 150 | baudrates[1200] = calc_result(1200, 2500, 1); |
| 151 | baudrates[2400] = calc_result(2400, 1250, 1); |
| 152 | baudrates[4800] = calc_result(4800, 625, 1); |
| 153 | baudrates[9600] = calc_result(9600, 16696, 1); |
| 154 | baudrates[19200] = calc_result(19200, 32924, 1); |
| 155 | baudrates[38400] = calc_result(38400, 49230, 1); |
| 156 | baudrates[57600] = calc_result(57554, 49204, 1); |
| 157 | baudrates[115200] = calc_result(115385, 26, 1); |
| 158 | baudrates[230400] = calc_result(230769, 13, 1); |
| 159 | baudrates[460800] = calc_result(461538, 16390, 1); |
| 160 | baudrates[921600] = calc_result(923077, 32771, 1); |
| 161 | |
| 162 | test_baudrates(ftdi, baudrates); |
| 163 | } |
| 164 | |
| 165 | BOOST_AUTO_TEST_CASE(TypeRFixedBaudrates) |
| 166 | { |
| 167 | ftdi->type = TYPE_R; |
| 168 | |
| 169 | map<int, calc_result> baudrates; |
| 170 | baudrates[300] = calc_result(300, 10000, 0); |
| 171 | baudrates[600] = calc_result(600, 5000, 0); |
| 172 | baudrates[600] = calc_result(600, 5000, 0); |
| 173 | baudrates[1200] = calc_result(1200, 2500, 0); |
| 174 | baudrates[2400] = calc_result(2400, 1250, 0); |
| 175 | baudrates[4800] = calc_result(4800, 625, 0); |
| 176 | baudrates[9600] = calc_result(9600, 16696, 0); |
| 177 | baudrates[19200] = calc_result(19200, 32924, 0); |
| 178 | baudrates[38400] = calc_result(38400, 49230, 0); |
| 179 | baudrates[57600] = calc_result(57554, 49204, 0); |
| 180 | baudrates[115200] = calc_result(115385, 26, 0); |
| 181 | baudrates[230400] = calc_result(230769, 13, 0); |
| 182 | baudrates[460800] = calc_result(461538, 16390, 0); |
| 183 | baudrates[921600] = calc_result(923077, 32771, 0); |
| 184 | |
| 185 | test_baudrates(ftdi, baudrates); |
| 186 | } |
| 187 | |
| 188 | BOOST_AUTO_TEST_CASE(Type2232HFixedBaudrates) |
| 189 | { |
| 190 | ftdi->type = TYPE_2232H; |
| 191 | |
| 192 | map<int, calc_result> baudrates; |
| 193 | baudrates[300] = calc_result(300, 10000, 1); |
| 194 | baudrates[600] = calc_result(600, 5000, 1); |
| 195 | baudrates[600] = calc_result(600, 5000, 1); |
| 196 | baudrates[1200] = calc_result(1200, 2500, 1); |
| 197 | baudrates[2400] = calc_result(2400, 1250, 1); |
| 198 | baudrates[4800] = calc_result(4800, 625, 1); |
| 199 | baudrates[9600] = calc_result(9600, 16696, 1); |
| 200 | baudrates[19200] = calc_result(19200, 32924, 1); |
| 201 | baudrates[38400] = calc_result(38400, 49230, 1); |
| 202 | baudrates[57600] = calc_result(57554, 49204, 1); |
| 203 | baudrates[115200] = calc_result(115385, 26, 1); |
| 204 | baudrates[230400] = calc_result(230769, 13, 1); |
| 205 | baudrates[460800] = calc_result(461538, 16390, 1); |
| 206 | baudrates[921600] = calc_result(923077, 32771, 1); |
| 207 | |
| 208 | test_baudrates(ftdi, baudrates); |
| 209 | } |
| 210 | |
| 211 | BOOST_AUTO_TEST_CASE(Type4232HFixedBaudrates) |
| 212 | { |
| 213 | ftdi->type = TYPE_4232H; |
| 214 | |
| 215 | map<int, calc_result> baudrates; |
| 216 | baudrates[300] = calc_result(300, 10000, 1); |
| 217 | baudrates[600] = calc_result(600, 5000, 1); |
| 218 | baudrates[600] = calc_result(600, 5000, 1); |
| 219 | baudrates[1200] = calc_result(1200, 2500, 1); |
| 220 | baudrates[2400] = calc_result(2400, 1250, 1); |
| 221 | baudrates[4800] = calc_result(4800, 625, 1); |
| 222 | baudrates[9600] = calc_result(9600, 16696, 1); |
| 223 | baudrates[19200] = calc_result(19200, 32924, 1); |
| 224 | baudrates[38400] = calc_result(38400, 49230, 1); |
| 225 | baudrates[57600] = calc_result(57554, 49204, 1); |
| 226 | baudrates[115200] = calc_result(115385, 26, 1); |
| 227 | baudrates[230400] = calc_result(230769, 13, 1); |
| 228 | baudrates[460800] = calc_result(461538, 16390, 1); |
| 229 | baudrates[921600] = calc_result(923077, 32771, 1); |
| 230 | |
| 231 | test_baudrates(ftdi, baudrates); |
| 232 | } |
| 233 | |
| 234 | BOOST_AUTO_TEST_CASE(Type232HFixedBaudrates) |
| 235 | { |
| 236 | ftdi->type = TYPE_232H; |
| 237 | |
| 238 | map<int, calc_result> baudrates; |
| 239 | baudrates[300] = calc_result(300, 10000, 1); |
| 240 | baudrates[600] = calc_result(600, 5000, 1); |
| 241 | baudrates[600] = calc_result(600, 5000, 1); |
| 242 | baudrates[1200] = calc_result(1200, 2500, 1); |
| 243 | baudrates[2400] = calc_result(2400, 1250, 1); |
| 244 | baudrates[4800] = calc_result(4800, 625, 1); |
| 245 | baudrates[9600] = calc_result(9600, 16696, 1); |
| 246 | baudrates[19200] = calc_result(19200, 32924, 1); |
| 247 | baudrates[38400] = calc_result(38400, 49230, 1); |
| 248 | baudrates[57600] = calc_result(57554, 49204, 1); |
| 249 | baudrates[115200] = calc_result(115385, 26, 1); |
| 250 | baudrates[230400] = calc_result(230769, 13, 1); |
| 251 | baudrates[460800] = calc_result(461538, 16390, 1); |
| 252 | baudrates[921600] = calc_result(923077, 32771, 1); |
| 253 | |
| 254 | test_baudrates(ftdi, baudrates); |
| 255 | } |
| 256 | |
| 257 | BOOST_AUTO_TEST_SUITE_END() |